"Hah, you came. How pathetically cute!" The gentle teacher from my cooking class is a lightweight who turns into a sadistic stud when he gets drunk?! Hotaru, who is uncomfortable around men to begin with, is touched on the train during rush hour. Just then, a handsome man named Satsuki intervenes to help her, and it turns out that he's a teacher at the cooking class Hotaru was planning to attend! While she was initially concerned about having a male teacher, Hotaru is reassured by Satsuki's gentle nature. However… after taking a bite of liquour-filled chocolate, Satsuki's attitude does a 180! Suddenly, he pulls Hotaru into his arms tightly and kisses her. "Take everything off… Spread your legs, I want to see more…" As Hotaru continues to follow his demands, her novice body, which is yet to experience pleasure, begins to change...